https://apnews.com/aca79ab4956f370b8892ba574fe56834 > MADRID (AP) — After two weeks of talks on tackling global warming, nations have little progress to show for it. > Negotiators from almost 200 nations planned to gather for a final time at the U.N. climate meeting in Madrid early Sunday to pass declarations calling for greater ambition in cutting planet-heating greenhouse gases and in helping poor countries suffering the effects of climate change.